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Home » Public Forums » GMCnet » Gadabout Restoration - 403 Engine Dyno Results (295HP @ 4500 | 402 Trq @ 3400)
Gadabout Restoration - 403 Engine Dyno Results [message #276609] Fri, 24 April 2015 00:20 Go to previous message
Gadabout is currently offline  Gadabout   Canada
Messages: 124
Registered: March 2013
Location: Edmonton
Karma:
Senior Member
For those who have asked (and those interested) here is the dyno results.

These are Gross results on the engine dyno (not a chassis dyno.)

No major performance modifications were made during the rebuild, heads were cleaned up and
a 3 angle valve grind. Stock Carb and distributor.

http://www.gmcmhphotos.com/photos/data/6575/medium/image234.jpg
http://www.gmcmhphotos.com/photos/data/6575/403DynoData.jpg
http://www.gmcmhphotos.com/photos/data/6575/medium/403_DynoGraph.jpg



Carl Harr : Driver NASCAR Pro Series #2
1978 Gadabout-Restoring
1978 Palm Beach
1976 Glenbrook
Prevost Featherlite H3-45
 
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